1. The analysis of metapopulation systems is to a great extent based on presence/absence patterns. It is possible to extract the rates of extinction and colonization from these patterns making several ...

Conservation Biology, Vol. 15, No. 6 (Dec., 2001), pp. 1700-1709 (10 pages) Habitat fragmentation and the division of populations into spatially separated units have led to the increasing use of ...

The need to protect crop genetic resources has sparked a growing interest in the genetic diversity maintained in traditional farming systems worldwide. Although traditional seed management has been ...

Heterogeneity is ubiquitous in real-world host populations, yet most theories assume homogeneity. Using a metapopulation model, we examine how host heterogeneities, such as uneven movement patterns ...

WASHINGTON, Oct. 14, 2025 — For countless millions across the globe, commuting to work or school is an everyday routine. But during a pandemic, the practice can contribute enormously to the spread of ...